
public class test {


    
    public static int add(int a, int b) {
        return a + b;
    }
    
    public static void main(String[] args) {
        person p = new person("John", 30);
        System.out.println("Hello, World!"+ add(5, 3)+ p.name + " is " + p.age + " years old.");
    }
}
